Lend a Hand - Easy one-handed drinking with no lids to remove or lose;Cleaner Drinking - Protective spout cover helps keep out gross dirt and germs;Seal It In - Leak-proof lid (when closed) for on-the-go convenience;Lock it Up - Button lock for added peace of mind;Carry On - Clip on handle attaches to bags, gear, keys and more;Perfect Fit - Fits most car cup holders